From 797cbb9b2064784a4a13d8d509863a3292c35739 Mon Sep 17 00:00:00 2001
From: neilpang <github@byneil.com>
Date: Sat, 12 Nov 2016 11:05:05 +0800
Subject: [PATCH] fix shellcheck warnings

---
 dnsapi/dns_cf.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dnsapi/dns_cf.sh b/dnsapi/dns_cf.sh
index 20cb169e..cacb5b39 100755
--- a/dnsapi/dns_cf.sh
+++ b/dnsapi/dns_cf.sh
@@ -15,6 +15,8 @@ dns_cf_add() {
   txtvalue=$2
 
   if [ -z "$CF_Key" ] || [ -z "$CF_Email" ]; then
+    CF_Key=""
+    CF_Email=""
     _err "You don't specify cloudflare api key and email yet."
     _err "Please create you key and try again."
     return 1